diff options
Diffstat (limited to 'nscd/cache.c')
| -rw-r--r-- | nscd/cache.c | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/nscd/cache.c b/nscd/cache.c index cc9386b56f..a3f669bf8c 100644 --- a/nscd/cache.c +++ b/nscd/cache.c @@ -21,6 +21,7 @@ #include <atomic.h> #include <errno.h> #include <error.h> +#include <inttypes.h> #include <limits.h> #include <stdlib.h> #include <string.h> @@ -238,6 +239,10 @@ prune_cache (struct database_dyn *table, time_t now) char *const data = table->data; bool any = false; + if (__builtin_expect (debug_level > 2, 0)) + dbg_log (_("pruning %s cache; time %ld"), + dbnames[table - dbs], (long int) now); + do { ref_t run = table->head->array[--cnt]; @@ -247,6 +252,25 @@ prune_cache (struct database_dyn *table, time_t now) struct hashentry *runp = (struct hashentry *) (data + run); struct datahead *dh = (struct datahead *) (data + runp->packet); + /* Some debug support. */ + if (__builtin_expect (debug_level > 2, 0)) + { + char buf[INET6_ADDRSTRLEN]; + const char *str; + + if (runp->type == GETHOSTBYADDR || runp->type == GETHOSTBYADDRv6) + { + inet_ntop (runp->type == GETHOSTBYADDR ? AF_INET : AF_INET6, + data + runp->key, buf, sizeof (buf)); + str = buf; + } + else + str = data + runp->key; + + dbg_log (_("considering %s entry \"%s\", timeout %" PRIu64), + serv2str[runp->type], str, dh->timeout); + } + /* Check whether the entry timed out. */ if (dh->timeout < now) { @@ -401,7 +425,7 @@ prune_cache (struct database_dyn *table, time_t now) /* Make sure the data is saved to disk. */ if (table->persistent) msync (table->head, - table->data + table->head->first_free - (char *) table->head, + data + table->head->first_free - (char *) table->head, MS_ASYNC); /* One extra pass if we do debugging. */ @@ -417,11 +441,11 @@ prune_cache (struct database_dyn *table, time_t now) if (runp->type == GETHOSTBYADDR || runp->type == GETHOSTBYADDRv6) { inet_ntop (runp->type == GETHOSTBYADDR ? AF_INET : AF_INET6, - table->data + runp->key, buf, sizeof (buf)); + data + runp->key, buf, sizeof (buf)); str = buf; } else - str = table->data + runp->key; + str = data + runp->key; dbg_log ("remove %s entry \"%s\"", serv2str[runp->type], str); |